Greenest Optical is a well-established eyewear manufacturer in China mainland, with a solid background dating back to 1999, recognized for the high-quality manufacturing of both optical frames and sunglasses.Our advantage products are acetate frames, metal frames, titanium frames, aluminum frames and other material glasses. We mainly provide OEM and ODMeyewear service for customers from European, American, and Asian markets with a great reputation from various eyewear business customers. And differ from traditional factory, we are always seeking eyewear industry innovation and sustainable development. Special attention is paid to efficiency and environmental awareness, we trust in a continuous innovation with the introduction of high-tech machinery and equipment, together with the use of environmentally sustainable materials and process.